Manufacturer

SONATECH GmbH + Co. KG

SONATECH is a southern German specialist for room acoustics and noise control, based in Ungerhausen (Bavaria). The company supplies acoustic solutions from a single source: consultancy, sound measurement, product and installation. The range spans the textile pure and pure+ ceiling and wall elements, the printable ConceptLine elements and QuietLine ceiling sails, Basotect and PUR foam absorbers, SkyLine acoustic columns and industrial solutions such as Cube, Baffel and MultiLane. The absorption values come from laboratory measurements based on the approach of DIN EN ISO 354. The materials are flame-retardant to DIN 4102 B1; for the Basotect foams, building-authority fire-protection test certificates are available.

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Datasheet

SONATECH SkyLine Plus Design Acoustic Column

Name: SONATECH SkyLine Plus Design Acoustic Column
Brand: SONATECH GmbH + Co. KG

SkyLine Plus Design Acoustic Column

Freestanding

Description

SkyLine Plus is the tall version of the SkyLine acoustic column. At over two metres in height, it offers a larger effective area and therefore more absorption, preferably in the room corners of small to medium-sized rooms that require balanced acoustics down into the low-frequency range.

Technical data

Material: core of flame-retardant acoustic material

Surface: fabric covering

Up to fire class: DIN 4102 B1 (core)

Colours: per colour chart

Measurement data

Sound absorption

ISO 354 – reverberation chamber· 2 variants

A_obj

2.90 m²

at 1 kHz

Frequency values

A_obj per ISO 354 · octave band (m²)

f (Hz)	125	250	500	1k	2k	4k
A_obj	1.80	2.53	3.03	2.90	2.60	2.40

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Compare		Value
	in the centre of the room	A_obj2.90m²
	in the room corners	A_obj2.00m²

Institute: Müller-BBM, Planegg

Measurement date: 2016-10-20

Measured values as a table (2 measurements)

SONATECH SkyLine Plus Design Acoustic Column: sound absorption coefficient αs per ISO 354 by frequency and test build-up
Build-up	α_w	100 Hz	125 Hz	160 Hz	200 Hz	250 Hz	315 Hz	400 Hz	500 Hz	630 Hz	800 Hz	1000 Hz	1250 Hz	1600 Hz	2000 Hz	2500 Hz	3150 Hz	4000 Hz	5000 Hz
in the centre of the room (A_obj, m²)	–	1.20	2.10	2.10	2.30	2.50	2.80	3.00	3.10	3.00	3.00	2.90	2.80	2.70	2.60	2.50	2.50	2.40	2.30
in the room corners (A_obj, m²)	–	2.90	3.50	3.40	2.60	2.50	2.30	2.20	2.20	2.20	2.10	2.00	1.90	1.80	1.70	1.70	1.60	1.50	1.40

Measured values as a table (2 measurements)

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Last updated: 14/09/2026